For the reaction, A + B → 2B + C, rA = rB/2 rA = 2rB rA = rB rA = -rB TRUE ANSWER : ? YOUR ANSWER : ?
For a first order chemical reaction, the rate constant None ofthese Changes on changing the concentration units Has unit of time⁻¹ Is not a function of the unit of time TRUE ANSWER : ? YOUR ANSWER : ?
Participation of __________ is involved in the occurrence of a chemical reaction. None of these Neutrons Electrons Protons TRUE ANSWER : ? YOUR ANSWER : ?
When the reaction is dominated by in-traparticle diffusion, the apparent order of reaction (nD) as measured is related to the true order (n) as ND = (n + 1)/2 ND = n + 1 ND = n/2 None of these TRUE ANSWER : ? YOUR ANSWER : ?
In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) endothermic (ii) enodthermic (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) exothermic TRUE ANSWER : ? YOUR ANSWER : ?
The rate of reaction of a/an __________ reaction is not affected by temperature rise. Autocatalytic Zero order Photochemical Consecutive TRUE ANSWER : ? YOUR ANSWER : ?
Mean residence time is equal to the space time, when The temperature, pressure and the density of reaction mixture remains constant throughout the reactor The feed rate is measured at temperature and pressure in the reactor All of these There is no change in number of moles in gaseous reaction TRUE ANSWER : ? YOUR ANSWER : ?
A gaseous reactant is introduced in a mixed reactor of 3 litres volume at the rate of 1 litre/second. The space time is __________ seconds. 32 3 43833 1 TRUE ANSWER : ? YOUR ANSWER : ?
Arhenious equation shows the variation of __________ with temperature. Rate constant Energy of activation Frequency factor Reaction rate TRUE ANSWER : ? YOUR ANSWER : ?
A balanced chemical reaction equation conforms to the law of Avagadro's hypothesis None ofthese Conservation of mass Gaseous volumes TRUE ANSWER : ? YOUR ANSWER : ?